Authors:
Liu, PY
Ren, YL
Gou, YH
Guo, Y
Wang, ZM
Tang, Z
Tian, LR
Du, YR
Citation: Py. Liu et al., Nondestructive quantitative analysis of trimethoprim powder pharmaceuticalby artificial neural network and near-infrared spectroscopy, CHEM J CH U, 21(4), 2000, pp. 544-546
Citation: Lr. Tian et al., The tilt of the magnetic polarity axis in active regions with different polarity separation and flux, SOLAR PHYS, 189(2), 1999, pp. 305-313